GPI coverage and content

You can use Global Patent Index (GPI) to carry out detailed searches in the EPO's worldwide bibliographic (DOCDB), legal event (INPADOC) and full-text data sets, and download or visualise the search results for statistical analysis.

Current content: 157 484 516 patent documents

This week's update (26/07/2024 12:00 CET):

147 225 new documents added

921 612 documents amended

GPI key values

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EP 3790734 A1 20210317 - POLY (ETHYLENE TEREPHTHALATE)-GRAPHENE NANOCOMPOSITES FROM IMPROVED DISPERSION

Title (en)

POLY (ETHYLENE TEREPHTHALATE)-GRAPHENE NANOCOMPOSITES FROM IMPROVED DISPERSION

Title (de)

POLY(ETHYLENTERPHTHALAT)-GRAPHEN-NANOKOMPOSITE AUS VERBESSERTER DISPERSION

Title (fr)

NANOCOMPOSITES DE POLY(TÉRÉPHTALATE D'ÉTHYLÈNE)-GRAPHÈNE À DISPERSION AMÉLIORÉE

Publication

EP 3790734 A1 20210317 (EN)

Application

EP 19800351 A 20190509

Priority

US 201862669282 P 20180509
US 2019031612 W 20190509

IPC 8 full level

B32B 5/02 (2006.01); B32B 5/12 (2006.01); B32B 5/26 (2006.01)

CPC (source: EP)

B32B 5/26 (2013.01); C08K 3/042 (2017.04); C08K 2201/006 (2013.01)

Designated contracting state (EPC)

AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

Designated extension state (EPC)

BA ME

DOCDB simple family (publication)

EP 3790734 A1 20210317; EP 3790734 A4 20220223

DOCDB simple family (application)

EP 19800351 A 20190509